2013-02-03  Thomas Mills Hinkle  <tom@pebble>

	* gourmet/convert.py (integerp): Restore NUMBER_END_NO_RANGE_REGEXP
	(integerp): Quick fix to NumberEnry

	* gourmet/backends/db.py (regexp): Fix sqlite custom function
	error -- regexp searching now works. This closes #691. This bug
	was caused by a change in SQLAlchemy behavior 0.6->0.7.